YBA VIBE P1 Portable Headphone Amplifier R2R Architecture and Decoder

Specifications:
Dimensions: 65 x 93 x 14.1 mm
Battery Capacity: 2750 mAh
Display: 2.23-inch color screen, 200 x 480 resolution
Battery Life: Approx. 9.5 hours (balanced output); approx. 11 hours (single-ended output)

Interfaces:
3.5 mm headphone output
4.4 mm headphone output
USB Type-C charging port
USB Type-C input / Coaxial input

Supported Formats:
USB DAC: DSD sample rates: DSD64–DSD512
PCM sample rates: 32–768 kHz / 16-bit / 24-bit / 32-bit

Coaxial:
DoP sample rate: DSD64
PCM sample rates: 32–192 kHz / 24-bit

Output Parameters:
3.5 mm single-ended headphone output:
Low Gain: 1.58 V @ 32Ω (78 mW @ 32Ω)
High Gain: 2.98 V @ 32Ω (278 mW @ 32Ω)
High Gain: 3.32 V @ 32Ω (344 mW @ 32Ω) (External power supply mode)
Frequency Response: 20 Hz–40 kHz (-0.7 dB)
THD+N: 0.003% @ 32Ω (A-weighted @ 2V)
Dynamic Range: 121dB
Channel Separation: 75dB
Signal-to-Noise Ratio (SNR): 121dB
Noise: 114dBV (Low Gain)
Output Impedance: 0.3Ω

4.4mm Balanced Headphone Output:
Low Gain: 3.0V @ 32Ω (282mW @ 32Ω)
High Gain: 5.87V @ 32Ω (1080mW @ 32Ω)
High Gain: 6.5V @ 32Ω (1330mW @ 32Ω) (External Power Supply Mode)
Frequency Response: 20Hz–40kHz (-0.7dB)
THD+N: 0.003% @ 32Ω (A-weighted @ 2V)
Dynamic Range: 121dB @ 32Ω
Channel Separation: 106dB @ 32Ω
Signal-to-Noise Ratio (SNR): 121dB
Noise: 110dBV (Low Gain)
Output Impedance: 0.7Ω
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